Bitmain Antminer S21+ Hyd vs Canaan AvalonMiner 921
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S21+ Hyd | Specification | Canaan AvalonMiner 921 |
|---|---|---|
| 319.0 TH/s | Taux de hachage | 20.0 TH/s |
| 4,785 W | Consommation électrique | 1,700 W |
| 15.0 J/TH | Efficiency | 85.0 J/TH |
| 50 dB | Niveau de bruit | — |
| 17.5 kg | Weight | — |
| 16,326 BTU/hr | BTU Output | 5,800 BTU/hr |
| 44/100 | Home Mining Score | 28/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | Canaan |
Profitability Comparison
Bitmain Antminer S21+ Hyd
Canaan AvalonMiner 921
Based on BTC price of $71,782 and current network difficulty as of Mar 25, 2026. Actual results vary.
Verdict
Selon notre analyse multifactorielle, le Bitmain Antminer S21+ Hyd l'emporte sur 4 des 5 facteurs (efficacité, hashrate, score de minage domestique, niveau sonore). Le Canaan AvalonMiner 921 a l'avantage en consommation électrique. Consultez les spécifications détaillées et les calculs de rentabilité ci-dessus pour déterminer quel mineur convient le mieux à votre installation.
Best For...
Best for Profitability
TieBoth miners produce similar daily profit.
Best for Home Mining
Bitmain Antminer S21+ HydScore: 44/100. 50 dB noise level.
Best for Efficiency
Bitmain Antminer S21+ Hyd15.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain Antminer S21+ Hyd or Canaan AvalonMiner 921 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S21+ Hyd is more profitable at $-1.56/day compared to $-3.46/day for the Canaan AvalonMiner 921. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer S21+ Hyd or Canaan AvalonMiner 921?
The Bitmain Antminer S21+ Hyd is quieter at 50 dB compared to the Canaan AvalonMiner 921 at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Bitmain Antminer S21+ Hyd or Canaan AvalonMiner 921?
The Bitmain Antminer S21+ Hyd scores 44/100 on our Home Mining Score (vs 28/100 for the Canaan AvalonMiner 921). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
What is the efficiency difference between Bitmain Antminer S21+ Hyd and Canaan AvalonMiner 921?
The Bitmain Antminer S21+ Hyd runs at 15.0 J/TH while the Canaan AvalonMiner 921 runs at 85.0 J/TH — a difference of 70.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.